June – Earl W. Bascom, rodeo cowboy and artist, along with his father John W. Bascom at Lethbridge, Alberta, Canada, designs and makes rodeo's first reverse-opening side-delivery bucking chute, now the world standard.

July 7 – The United States Army sends a convoy across the continental U.S., starting in Washington, D.C., to assess the possibility of crossing North America by road. This crossing takes many months to complete, because the building of the U.S. Highway System has not commenced.

^Isaac Asimov. In Memory Yet Green. The date of my birth, as I celebrate it, was January 2, 1920. It could not have been later than that. It might, however, have been earlier. Allowing for the uncertainties of the times, of the lack of records, of the Jewish and Julian calendars, it might have been as early as October 4, 1919. There is, however, no way of finding out. My parents were always uncertain and it really doesn't matter. I celebrate January 2, 1920, so let it be.